5.9L / 6.7L Diesel Engine Upgrades
Banks Ram-Air Cold Air Intake Oiled Filter: Fits Most Dodge/Ram 6.7L Diesel/5.9L Diesel (10-12)
Banks Power
Regular price
$498.89
$449.00
Sale
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Banks Power Monster-Ram Intake System Raw (INLET): Fits Most Dodge/Ram 6.7L Diesel/5.9L Diesel (07-12)
Banks Power
Regular price
$797.78
$718.00
Sale
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Banks Power Monster-Ram Intake System w/ Boost Tube: Dodge Ram 2500 / Ram 3500 03-07 5.9L Diesel
Banks Power
Regular price
$553.33
$498.00
Sale
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Banks Power Monster-Ram Intake System: Dodge Ram 2500 / Ram 3500 03-07 5.9L Diesel
Banks Power
Regular price
$387.78
$349.00
Sale
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Banks Ram-Air Cold Air Intake System Oiled Filter: Ram 2500 / 3500 13-18 6.7L Diesel
Banks Power
Regular price
$498.89
$449.00
Sale
- Unit price
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Banks Ram-Air Cold Air Intake System Dry Filter: Dodge Ram 2500 / Ram 3500 07-09 6.7L Diesel/5.9L Diesel
Banks Power
Regular price
$498.89
$449.00
Sale
- Unit price
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Banks Ram-Air Cold Air Intake System Oiled Filter: Dodge Ram 2500 / Ram 3500 07-09 6.7L Diesel/5.9L Diesel
Banks Power
Regular price
$498.89
$449.00
Sale
- Unit price
- /per
Banks Ram-Air Cold Air Intake System Dry Filter: Dodge Ram 2500 / Ram 3500 03-07 5.9L Diesel
Banks Power
Regular price
$498.89
$449.00
Sale
- Unit price
- /per
Banks Ram-Air Cold Air Intake System Oiled Filter: Dodge Ram 2500 / Ram 3500 03-07 5.9L Diesel
Banks Power
Regular price
$498.89
$449.00
Sale
- Unit price
- /per
Banks Power Boost Tube Upgrade Kit 3.5" Hot & Cold Side Red: Fits Most Dodge/Ram 6.7L Diesel/5.9L Diesel (10-12)
Banks Power
Regular price
$454.44
$409.00
Sale
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Mishimoto Intercooler Kit w/ Pipes Silver: Dodge Ram 2500 / 3500 / 1500 2007-2009 6.7L
Mishimoto
Regular price
$1,738.00
$1,579.95
Sale
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Banks Power Boost Tube Upgrade Kit 3.5in Raw Left Cold Side: Ram 2500 / 3500 13-18 6.7L Diesel
Banks Power
Regular price
$254.44
$229.00
Sale
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Mishimoto Intercooler Kit w/ Pipes Black: Dodge Ram 2500 / 3500 / 1500 2007-2009 6.7L
Mishimoto
Regular price
$1,738.00
$1,579.95
Sale
- Unit price
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Mishimoto Silver Intercooler: Dodge Ram 2500 / 3500 5.9L/6.7L Diesel 2003-2009 / Ram 1500 6.7L Diesel 2008-2009
Mishimoto
Regular price
$1,316.00
$1,195.95
Sale
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Banks Power Boost Tube Upgrade Kit 3.5in Red Left Cold Side: Ram 2500 / 3500 13-18 6.7L Diesel
Banks Power
Regular price
$265.56
$239.00
Sale
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Mishimoto Silver Intercooler Kit w/ Pipes: Dodge Ram 2500 / 3500 5.9L Diesel 2003-2007
Mishimoto
Regular price
$1,679.00
$1,525.95
Sale
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Banks Power Boost Tube Upgrade Kit 3.5in Red: Ram 2500 / 3500 13-18 6.7L Diesel
Banks Power
Regular price
$510.00
$459.00
Sale
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Banks Boost Tube Upgrade Kit Cold Side (3.5in) (DRIVER): Dodge Ram 2500 / Ram 3500 07-09 6.7L Diesel/5.9L Diesel
Banks Power
Regular price
$243.33
$219.00
Sale
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Mishimoto Black Intercooler: Dodge Ram 2500 / 3500 5.9L/6.7L Diesel 2003-2009 / Ram 1500 6.7L Diesel 2008-2009
Mishimoto
Regular price
$1,316.00
$1,195.95
Sale
- Unit price
- /per
Mishimoto Pipe and Boot Kit (INTERCOOLER): Dodge Ram 2500 6.7L Diesel / Ram 3500 6.7L Diesel 2008-2009
Mishimoto
Regular price
$495.00
$449.95
Sale
- Unit price
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Mishimoto Intercooler Pipe & Boot Kit 3.5": Dodge Ram 2500 / 3500 5.9L Diesel 2003-2007
Mishimoto
Regular price
$495.00
$449.95
Sale
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American Brother Designs Custom Coolant Reservoir Cap Cover: Fits Dodge / Jeep / Ram (09-26)
American Brother Designs
$59.00
- Unit price
- /per
American Brother Designs Custom Washer Fluid Cap Cover: Jeep Wrangler (18-25) & Gladiator (20-25)
American Brother Designs
$59.00
- Unit price
- /per
American Brother Designs Custom Fuse Box Cover: Dodge Durango / Jeep Grand Cherokee / Ram (14-25)
American Brother Designs
$155.00
- Unit price
- /per
American Brother Designs Custom Radiator Cap Cover: Jeep Wrangler / Gladiator (2018-2026)
American Brother Designs
$59.00
- Unit price
- /per
American Brother Designs Custom Power Steering Fluid Cap Cover: Fits Chrysler / Dodge (05-14)
American Brother Designs
$59.00
- Unit price
- /per
American Brother Designs Custom Coolant Reservoir Cap Cover: Chrysler, Dodge, Jeep & Ram 2005 - 2025
American Brother Designs
$59.00
- Unit price
- /per
Pedal Commander FN TUNED Throttle Response Controller w/ Anti-Theft: Fits most Hemi Models
Pedal Commander
Regular price
$289.99
$279.99
Sale
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PRW Fabricated Aluminum Valve Covers (PAIR): Chrysler / Dodge / Jeep / Ram 5.7L-6.2L Engines - Black
PRW
Regular price
$301.75
$251.46
Sale
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PRW Fabricated Polished Aluminum Valve Covers w/ Mounting Hardware: Fits most Hemi Models
PRW
Regular price
$297.43
$247.86
Sale
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PRW Fabricated Aluminum Valve Covers (PAIR): Fits Chrysler / Dodge / Jeep / Ram (02-26) - Silver
PRW
Regular price
$305.14
$254.28
Sale
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PRW Platinum Series SS Shaft-Mount Rocker Arms Kit: Fits Chrysler / Dodge / Jeep / Ram (02-26)
PRW
Regular price
$890.99
$742.49
Sale
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PRW Hi-Perf Sportsman Harmonic Damper: Fits Chrysler / Dodge / Jeep / Ram 5.7L-6.4L Hemi
PRW
Regular price
$146.52
$122.10
Sale
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PRW Steel Black Oxide Rocker Arm Adjuster Screws: Fits Chrysler / Dodge / Jeep / Ram (02-26)
PRW
Regular price
$8.47
$7.06
Sale
- Unit price
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Gates Locking Fuel Cap: Fits Most Chrysler / Dodge / Jeep / Ram Models (1994-2026)
Gates
$24.11
- Unit price
- /per
Gates OE Equivalent Fuel Cap: Fits Most Chrysler / Dodge / Jeep / Ram Models (1994-2026)
Gates
$9.58
- Unit price
- /per
Go Rhino RC2 Mounting Brackets: Fits Most Dodge 5.9L Diesel/5.7L/3.9L/3.7L (02-05)
Go Rhino
Regular price
$81.89
$62.99
Sale
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Go Rhino Mounting Brackets for RC2 Bull Bars: Fits Most Dodge 6.7L Diesel/5.9L Diesel/5.7L/3.7L (06-09)
Go Rhino
Regular price
$81.89
$62.99
Sale
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- /per
Go Rhino OE Xtreme Cab Length Side Step Brackets: Fits Most Dodge (02-09)
Go Rhino
Regular price
$201.49
$154.99
Sale
- Unit price
- /per
Go Rhino OE Xtreme Cab Length Side Step Brackets: Fits Most Dodge/Ram (09-25)
Go Rhino
Regular price
$201.49
$154.99
Sale
- Unit price
- /per
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5.9L Magnum & 6.7L Cummins Diesel Engine Upgrades for Torque and Reliability
The 5.9L Magnum V8 and 6.7L Cummins inline-6 are iconic diesel engines celebrated for their torque, towing strength, and durability. Whether you own a classic Ram with the 5.9L or a modern heavy-duty Ram powered by the 6.7L Cummins, upgrading these engines with diesel-specific performance parts can significantly enhance power delivery and dependability.
How Diesel Engine Upgrades Improve Your 5.9L and 6.7L Performance
Diesel engines like the 5.9L Magnum and 6.7L Cummins thrive on torque and efficiency. Upgrades focused on intake airflow, exhaust flow, and fuel delivery optimize combustion and turbocharger response. These improvements translate to stronger towing capability, better throttle response, and sustained power under load.
- High-flow intake and exhaust systems reduce restrictions and improve turbo efficiency
- Turbocharger and intercooler upgrades enhance boost control and charge air cooling
- Fuel system enhancements ensure consistent fuel delivery for higher power demands
- Performance tuning calibrates engine parameters for optimized power and reliability
Choosing the Right Upgrades for Your Diesel Engine Goals
When selecting upgrades for your 5.9L or 6.7L diesel, consider your primary use—whether it’s daily driving, heavy towing, or performance builds. Intake and exhaust modifications improve airflow, while turbocharger enhancements increase boost and efficiency. Fuel system upgrades become critical as power levels rise, and tuning ties all components together for smooth operation.
Maximize Your Diesel Engine’s Potential with FastHemis Upgrades
From intake manifolds and turbochargers to fuel system components and tuning tools, FastHemis offers a comprehensive selection of parts tailored to the 5.9L Magnum and 6.7L Cummins platforms. Explore our collection to find reliable, performance-driven upgrades that maintain the rugged durability these engines are known for.